PENNACEOUS Meaning and
Definition
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Pennaceous is an adjective that describes a specific attribute of feathers. It refers to the structural characteristic of feathers that possess a flat and symmetrical vane on either side of a central shaft, giving them a narrow and elongated shape. The term can be applied to various types of feathers, such as those found on birds or certain species of dinosaurs.
Feathers that are pennaceous are composed of numerous barbs, which are connected by tiny interlocking structures called barbules. These barbules give rise to the regular and organized pattern of the feather vanes, resulting in a smooth and aerodynamic surface. The pennaceous nature of feathers allows for effective flight by providing lift and reducing air resistance.
Typically, pennaceous feathers are found on the wings and tail of birds, enabling them to generate the necessary thrust, stability, and maneuverability during flight. The precise alignment of barbules and the strong interlocking among them contribute to the feather's stiffness and resilience. This structural arrangement ensures that the feather maintains its shape and functionality even under the stresses encountered during flight.
The term "pennaceous" is frequently used in fields such as ornithology, paleontology, and evolutionary biology to classify and describe the various types of feathers found in different species. Understanding the pennaceous nature of feathers is crucial for comprehending the adaptations and flight capabilities of birds and other flying creatures throughout history.
Common Misspellings for PENNACEOUS
- oennaceous
- lennaceous
- -ennaceous
- 0ennaceous
- pwnnaceous
- psnnaceous
- pdnnaceous
- prnnaceous
- p4nnaceous
- p3nnaceous
- pebnaceous
- pemnaceous
- pejnaceous
- pehnaceous
- penbaceous
- penmaceous
- penjaceous
- penhaceous
- pennzceous
- pennsceous
Etymology of PENNACEOUS
The word "pennaceous" is derived from the Latin word "penna", which means feather.
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